Singing isn’t enough for Leona Lewis. The “Pop Idol” winner has written an autobiography at 23, plans to launch a vegan clothing line, and now has her own fragrance in the works.

[From New Scientist] When you’re in love, everything seems different – and that includes your sense of smell. Women who are deeply in love struggle to recognise the body odour of male friends, but their ability to distinguish their partner’s smell is unaffected.